similar laws in three other states, arizona, georgia and idaho, have been blocked by the courts. abortion opponents are scoring other victories too, putting new restrictions on clinics, requiring more parental consent and imposing waiting periods. >> anti choice politicians have been chipping away at access to abortion services for years. what arkansas has done with this ban on abortion within the first trimester is not just chipping away. it's taking a sledgehammer to the guaranteed rights of roe vs. wade. >> reporter: after failing to get much traction in the courts, opponents of abortion are now finding success in state legislatures, still hoping to find the right case and the right time to get roe v. wade overturned. pete williams, nbc news, at the supreme court. >>> tonight, u.s. officials say osama bin laden's son-in-law, an accused plotter in the 9/11 terrorist attacks has been captured in the middle east, is now in u.s. custody here in new york. officials tell nbc news he's been a prisoner in iran for most of the past decade. he is scheduled to appear in federal court tom